Generates an error condition that can be handled by a try...catch...finally statement.
Syntax
throw exception
Remarks
The required exception argument can be any expression.
The following example throws an error inside a try block, and it is caught in the catch block.
try {
throw new Error(200, "x equals zero");
}
catch (e) {
document.write(e.message);
}
// Output: x equals zero.
Requirements
Supported in the following document modes: Quirks, Internet Explorer 6 standards, Internet Explorer 7 standards, Internet Explorer 8 standards, Internet Explorer 9 standards, Internet Explorer 10 standards, Internet Explorer 11 standards. Also supported in Store apps (Windows 8 and Windows Phone 8.1). See Version Information.